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Gin-Saw Filer and Gummer

Description: Patent for an improved gin saw filer and gummer. This model would yield sharp conical shaped teeth, and straighten bent or deformed teeth.
Date: July 9, 1918
Creator: Norman, James E.

Process for Tanning Hides.

Description: Patent for a novel process of tanning hides of various animals.
Date: February 19, 1918
Creator: Moore, Rufus N.
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